CN103313881B - Single retractor inflatable belt system - Google Patents
Single retractor inflatable belt system Download PDFInfo
- Publication number
- CN103313881B CN103313881B CN201180051910.7A CN201180051910A CN103313881B CN 103313881 B CN103313881 B CN 103313881B CN 201180051910 A CN201180051910 A CN 201180051910A CN 103313881 B CN103313881 B CN 103313881B
- Authority
- CN
- China
- Prior art keywords
- air bag
- safety strap
- restraint system
- safety
- safety restraint
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000000463 material Substances 0.000 claims description 15
- 239000004809 Teflon Substances 0.000 claims description 7
- 229920006362 Teflon® Polymers 0.000 claims description 7
- 238000009941 weaving Methods 0.000 claims description 7
- 239000002783 friction material Substances 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 2
- 229920003023 plastic Polymers 0.000 claims description 2
- 238000005276 aerator Methods 0.000 description 6
- 210000002414 leg Anatomy 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000007634 remodeling Methods 0.000 description 3
- 230000008961 swelling Effects 0.000 description 3
- 239000004677 Nylon Substances 0.000 description 2
- 210000001217 buttock Anatomy 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 229920001778 nylon Polymers 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000002517 constrictor effect Effects 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229920001903 high density polyethylene Polymers 0.000 description 1
- 239000004700 high-density polyethylene Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- -1 polypropylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 238000009958 sewing Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
- B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
- B60R21/18—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags the inflatable member formed as a belt or harness or combined with a belt or harness arrangement
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
- B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R22/00—Safety belts or body harnesses in vehicles
- B60R22/12—Construction of belts or harnesses
- B60R22/14—Construction of belts or harnesses incorporating enlarged restraint areas, e.g. vests, nets, crash pads, optionally for children
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R22/00—Safety belts or body harnesses in vehicles
- B60R22/18—Anchoring devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R22/00—Safety belts or body harnesses in vehicles
- B60R22/18—Anchoring devices
- B60R22/20—Anchoring devices adjustable in position, e.g. in height
Abstract
A kind of safety restraint system, described safety restraint system has safety strap (51) and expandable air bag (200), this air bag (200) comprises the first (220) face sheet relative with second (222), described first face sheet comprises one or more clasp (234) and slot (232), to receive safety strap (51), described air bag and/or safety strap are configured to slide relative to each other along the length of safety strap.
Description
Related application
This application claims the rights and interests of the U.S. Provisional Application 61/407,678 submitted on October 28th, 2010.The disclosure of above-mentioned application with see mode include in herein.
Technical field
The present invention relates to the three-point-type safety belt system with at least one expansible elements.
Background technology
Prior art illustrates a lot of inflatable belt system; The system that display one is such in PCT patent application WO2009155534A1.This system comprises two taking-up devices, regains shoulder belt and another withdrawal waistband for one.The end of shoulder belt and waistband is fixed firmly on dead bolt, and shoulder belt comprises inflatable air bag.This system shows higher performance and utilizes dead bolt/bracelet combination, and expanding gas is flow in inflatable air bag by this combination.
Other system has proposed to adopt single taking-up device system, but, have been found that the performance Shortcomings of these systems.Such as, if using the part of inflatable safety strap as waistband, compared with traditional only shoulder belt, the thickness of this combination obviously increases.In the system of this type, if even if confirmed be not impossible, also more difficult by inflatable band combination through the band clasp of shoulder-high D ring of being known as.
Summary of the invention
The invention provides single taking-up device belt system of low cost, this system has expandable air bag, and this air bag does not hinder shoulder belt stretch out from taking-up device and be recovered to the ability taking-up device.More specifically, the present invention comprises air bag and safety strap combination, wherein, allows air bag to do relative motion along safety strap.Equally, the present invention does not get rid of the multiple taking-up device of employing.
The present invention includes inflatable air bag and inflatable constrained system, air bag comprises the first and second relative face sheet, and the first face sheet comprises slot, and some in slot form clasp, and to receive safety strap, air bag and safety strap are configured to slide relative to each other.
Accompanying drawing explanation
To cover and the accompanying drawing forming the part of this specification sheets illustrates embodiments of the invention, and together with the above-mentioned main contents of the present invention that provide and concrete embodiment given below for explaining the present invention.
Fig. 1 is the normal axomometric drawing that major part of the present invention is shown.
Fig. 2 is the dead bolt of the prior art for inflatable belt system.
Fig. 3 is the exploded drawings of dead bolt of the present invention.
Fig. 4 illustrates the dead bolt assembled.
Fig. 5 illustrates dead bolt/Belt with clasp assembly and airbag inflator.
Fig. 6 illustrates the dead bolt of the present invention be slidably mounted on safety strap.
Fig. 7 is the planar view of air bag used in the present invention.
Fig. 7 A is the planar view of another embodiment of air bag.
Fig. 8 is another accompanying drawing of the dead bolt associated with safety strap.
Fig. 9 is the cross sectional drawing of the cross section 9-9 cuing open Fig. 7.
Figure 10 shows the air bag of Fig. 7, and this air bag is with the safety strap formed through it.
Figure 11 is the cross sectional drawing of the cross section 11-11 cuing open Figure 10.
Figure 12 and 13 display interchangeable embodiment of the present invention.
Figure 14 illustrates the air bag of the expansion that a part for safety strap is passed.
Figure 15 is the cross sectional drawing that the part air bag being around folded in safety strap is shown, and this combination surrounded by flexible tube.
Figure 16 schematically illustrates the pipe around folding air bag, and wherein a part for safety strap is slidably through pipe and air bag.
Figure 17 illustrates optional middle blind plug, and this plug can insert in the open end of the pipe of Figure 15.
Figure 18 illustrates when changing to from the occupant-guard mode shown in Fig. 13 point seat belt systems packing up (stow) state.
Figure 19 illustrates the air bag of the expansion being in passenger protection position.
Figure 20 to 23E illustrates interchangeable embodiment of the present invention.
Detailed description of the invention
Fig. 1 illustrates the inflatable belt system 20 be positioned at around seat 22, and this seat 22 has back of seat 24, seat cushion 26 and framework 28.Illustrate only a part for the framework of seat cushion.
System 20 defines three-point-type safety belt system, and this system comprises dead bolt 30, bracelet 40 and safety strap subsystem 50, and this safety strap subsystem comprises the wall scroll safety strap 51 with shoulder belt 52 and waistband 54.The far-end of shoulder belt 52 stretches out from Webbing retractor 60.Along with occupant moves forward and backward relative to seat, shoulder belt stretches out from taking-up device in a conventional manner and is recovered in taking-up device.By anchor log 62, the far-end of waistband is fixed on vehicle floor or on seat frame.
Safety strap 51 extends in anchor log 62 from taking-up device 60 through slot in spoke guiding piece (webguide) 70, through the opening dead bolt 30 or slot 44 continuously.In the first embodiment of the present invention, dead bolt 30 is the remodeling of the dead bolt shown in above-mentioned PCT patent application, the content of this patent application with see form include in herein.Dead bolt 30 is configured to receive expanding gas and be also configured to slip dead bolt (sliptongue), and this slip dead bolt allows safety strap 51 to slide through it.In a first embodiment, bracelet 40 is identical with bracelet disclosed in PCT patent application.Each arrow 72,74,76 and 78 illustrates the motion of the various piece of safety strap 51.It has been generally acknowledged that slip dead bolt is can easily along the dead bolt that safety strap slides.
Briefly with reference to Fig. 2, this is shown in the dead bolt shown in above-mentioned PCT patent application.Dead bolt 220 comprises the loop portion 250 terminating in relative leg 252.Each leg 252 comprises recess 254, and this recess and tube 240 form opening collaboratively, to receive the latch members of the bracelet shown in PCT patent application.As the above-mentioned, in the illustrated embodiment in which, bracelet 40 is identical with the bracelet shown in PCT patent application.Par 256 on each leg is fixed to the relative both sides of tube 240.Pipe 240 is hollow, and seals the lower edge 244 of pipe with the plastic seal 246 easily broken.The upper end 260 of pipe 240 comprises the wider diameter part of hollow.
With reference to Fig. 3, it illustrates the feature of the dead bolt 30 used in the present invention.In the present invention, the size assuming loop section is enough to the slot 44 allowing to be formed in head 42 for receiving safety strap 51, head 42 can be molded on the loop portion 250 of dead bolt 220.In alternate embodiments, the loop portion 250 of removable dead bolt 210, and head 42 is molded on leg 252.Head 42 comprises the slot 44 that safety strap 51 is slided by it.But do not have safety strap 51 shown in Figure 3 to illustrate in Fig. 1 and 6.In Fig. 3 and Fig. 4, head 42 is schematically shown.In figure 6, head 42 is depicted as and is molded in around leg 252 and clasp 250.Fig. 4 also shows leg 252 rivet to the embodiment substituted on head 42.
Briefly with reference to Fig. 5 and 6.In Figure 5, dead bolt 30 is inserted in bracelet 40.Fig. 5 also illustrates the aerator 80 with outlet 82.Aerator in the hollow channel 92 that aerator 80 is received in conduit 90.Conduit 90 comprises the exit passageway being usually depicted as 94; Exit passageway comprises multiple outlet 96.Exit passageway 94 is inserted in hole in bracelet 40 or passage 98.By fastener 100 and/or independent sealing member at side seal channel 98, this fastener 100 is received in the thread head 102 of passage 94.By the opposite side of flange 104 seal channel 98 formed around passage 94.Aerator 80 is fixed on the framework 28 in the part of seat as illustrated in Figure 1, or is fixed in a part for vehicle, as base plate or structural column.When sensing collision; the one or more sensors associated with occupant restraint system make aerator 80 activate; this makes expanding gas inflow catheter 90, through in each passage, then buckle in 40 and through bracelet 40, flow into air bag, thus air bag is expanded through dead bolt 30.
Fig. 7 illustrates a kind of form of air bag 200 used in the present invention.Air bag 200 comprises intake vent, such as has the narrow neck of end 204.As shown in Fig. 8, end 204 is received in widening on end 260 of the pipe 240 of dead bolt 30.Generally by the holder 261 of Known Species, end 204 is fixed on end 260.Air bag 200 comprises larger expandable part 210 and the border at this portion, and the part on border forms nondistensible end boundaries or end 206.Air bag comprises one or more peripheries seam (peripheralseam) as 212 and 214; Border is outside these seams.Can manufacture air bag in many ways, be included in and woven machine (loom) formed two relative face sheet 220 and 222 simultaneously, these face sheet have the seam 212 and 214 be integrally formed; This process is called single type weaving process or air bag by some air bag makers.Traditional stitching process can be utilized to manufacture air bag 200, wherein in the position of seam 212 and 214, the face sheet of two substantially the same weaving materials 220 and 222 is stitched together.
Air bag 200 comprises multiple joint or structure (formation) 230.In each position, face sheet 220 and 222 links together by these structures 230.Formed by utilizing single type weaving technology or form these structure 230(with reference to Figure 12 by the multiple seams sewed up with suture needle).The main object of these structures 230 is for sealing, thus the gas transfer in prevention air bag is in each slit 232,232a and 232b, and these slits are formed or cut out from each structure 230 in each structure 230.In Fig. 7,7A, 10,12 and 14, slot or slit 232(are used interchangeably) in pairs, to form clasp 234.Slot 232a and 232b also forms another clasp 234, and this another clasp also can not use as shown.Slot 232a and 232b can be used simultaneously or individually.Can below each clasp 234 or above through safety strap 51, more specifically shoulder belt.By selecting which slot 232,232a and/or 232b, below the neck that a part for safety strap can be placed in air bag or on top, or be placed in air bag rear portion 206 top on or below.Air bag 200a shown in Fig. 7 A only comprises the single slot 232a be positioned on the rear end of air bag, forms two slots 232 of clasp 234 and the single slot 232b closer to neck end in centre.In such configuration, with reference to figure 23A, safety strap is below air bag, at air bag neck place and leave below rear end.
The air bag 200 of the available weaving material shop drawings 7 as nylon or polyester or any air bag disclosed herein.Air bag 200 or any air bag disclosed herein also can be formed as film.Weaving material can not apply or be coated with the not saturating material as silicon.If generally manufacture air bag with uncoated weaving material, the fiber number of each line is relatively low, greatly in the scope at 210 dawn at dawn to 315.In the air bag of coating, the scope of fiber number can from being as thin as thick line, because coating covers or space (not shown) between coating line.
As the above-mentioned, a notable feature of the present invention is that air bag disclosed herein can move relative to safety strap, or is originally fixed on safety strap, and this is fixedly permanent or impermanent, allly sews up in this way.With reference to a group pointing object 236 between each structure, these pointing object also extend to the end 204 of air bag.These pointing object roughly determine the position in the territory, low friction zone of air bag 200.By comprising such territory, low friction zone, air bag and safety strap can freely slide.Such as, teflon can be utilized to apply air bag 200, with being coated with the fiber of teflon or utilizing other lubricious material of placing in that region to manufacture air bag 200.Territory, low friction zone also comprises the downside of clasp 234, and other region any that air bag and safety strap contact with each other in face sheet 220 and 222.If utilize be stitched together two independent face sheet to manufacture air bag, one in face sheet, one or more band 236a(can be comprised such as 222, with reference to example Figure 12), band is sewn onto below face sheet 220, clasp 234 and the teflon film of other contact area of face sheet 222 or the fabric of teflon impregnated.There is provided territory, low friction zone that safety strap 51 and air bag 200 will be allowed relative to each other more easily to slide in these positions.
Should be appreciated that, if the effective friction coefficient of bag material or safety strap material is enough low and smooth enough, do not need additionally to apply low-friction material.Other embodiment illustrates, inner sleeve can be utilized to realize territory, low friction zone.Such inner sleeve comprises the teflon sheet or other material piece that use permanent bend, forms the U-shaped opened wide side or V-shape pipe, sleeve pipe or groove 500 or side is closed as shown in figure 21 pipe, sleeve pipe or groove 510 as shown in Figure 22.But reveal not cause air bag and each sleeve pipe is fixed to air bag by the mode allowing safety strap to slide through there.Such structure is by the end winding support of sleeve pipe 500 or 510 on the not expandable part of air bag, as exterior boundary.As will be seen, make pipe 500 or 510 through clasp 234 and slot; Safety strap 51 slides in interior pipe, sleeve pipe or groove 500 or 510.As shown in Figure 12,14 and 15, top and the bottom margin of air bag is shown by mark 253 and 255.
With reference to Figure 10 and 11; Air bag shown in Figure 10 is substantially the same with the air bag shown in Fig. 7.In this example view, by safety strap 51 through the clasp 234 in each structure 230.Clasp 234 is formed by forming two slits 232 in each structure 230.Air bag 200 and safety strap 51 can relatively move.In addition, Figure 10 illustrates the relation between the territory, low friction zone 236 of safety strap 51 and air bag.As recognized, safety strap 51 slides through clasp 234 with through other contact area 236, and these contact areas can be formed by the sleeve pipe 500 and 510 shown in different materials or Figure 23-23E.Figure 11 is cross sectional drawing, and it illustrates to have relative face sheet 220 and 222, wherein keeps safety strap near face sheet 222 by a clasp 234.
Briefly with reference to Figure 12 and 13, it illustrates interchangeable embodiment of the present invention.Utilize two independent face sheet 220 and 222 to form air bag 200 ', wherein utilize single periphery seam 272,214 two independent face sheet 220 and 222 to be stitched together in a conventional manner, thus form border around the expandable part of air bag.First slit-structure 230 is formed by the seam 250 of paired ellipse.Utilize seam 250 locating slot 232,232a and 232b that form clasp 234.In each seam 250 inside cutting two face sheet; By mark 232,232a and/or 232b, each cut-out portion is shown.As desired, safety strap is through one and/or more clasps and slit.In this embodiment, safety strap 51 leaves air bag below the neck of air bag, but by selecting another group slit, safety strap can leave on the top of neck 204.
Figure 14 illustrates a usefulness of the present invention.Figure 14 illustrates the air bag 200 ' in swelling state, and wherein, safety strap 51 is trapped in each clasp 234 and slit 232,232a and/or 232b.Show the air bag 200 ' being in swelling state when being placed on smooth surface 258.When air bag does not expand and lies on surface 258, line 360 represents the position of a some A1 on safety strap 51.Making after air bag 200 ' expands, as shown, safety strap 51 will conform to air bag 200 " the shape of bending expansion.After an A1 moves right in this figure, arrow 362 illustrates position after the final expansion of an A1.When air bag 200 ' and safety strap 51 are installed in vehicle and combine and dead bolt 30 is locked onto band buckle and locked taking-up device 60 time, safety strap 51 will be moved as stated.Should be realized that, when air bag 200 ' expands, the relative motion of safety strap 51 eliminates safety strap 51 lax around occupant.Generally also become safety strap-tightening device in the art by preloader 80() complete and remove the lax of belt system 50, now, thisly pre-tensionerly to be come by the present invention.
Various air bag 200,200 ' described herein directly or indirectly will surround safety strap 51.When safety strap 51 is in place, the clasp 234 be through is inserted slot 232a or 233b, the side 253 and 255 of air bag is folded on safety strap 51, to reach usually structure shown in Figure 15 respectively.Figure 15 is cross sectional drawing, and it illustrates this folding structure.By in that narrow now, collapsible air bag and safety strap 51 fabric, normally flat pipe 400; Also this pipe 400 is called outer tube.In fig .15, for illustrative purposes, show cross-sectional plane and be roughly oval pipe 400.Preferably, the material that the material of pipe is the same with safety strap 51 with color is the same with color.Pipe 400 comprises the edge 402 easily broken, and this edge extends along the length of the pipe shown in Figure 16 and end 404 and 406.
Figure 16 is the planar view that pipe 400 is shown, wherein, air bag 200 is positioned in pipe 400, and safety strap is extended by folding air bag and pipe 400.What mark 51a and 51b illustrated safety strap 51 combines the part of stretching out from pipe/air bag.In addition, narrower end 204 be also depicted as be positioned at safety strap 51 part 51b on.In the further embodiment shown in Figure 20-23E, first safety strap is arranged in flexible, semi-rigid second or interior pipe 500 or 510.By airbag fold around interior pipe 500 or 510, and second or this combination of interior pipe, folding air bag and safety strap suitably through outer tube 400.
The outer tube 400 of Figure 15 of protection air bag and 16 is exposed, and occupant or its user can be observed.In this embodiment, preferably, first or outer tube 400 should be mobile relative to air bag, safety strap or interior pipe (as will be described later).Should by one or two end winding support of pipe 400 on air bag and/or dead bolt.In this embodiment in accordance with the invention, relative to the end 404 of end 204 fixing tube 400 of air bag 200.This by a part for pipe 400 is pinned to the air bag 200 near end 204 not expandable part on or complete on being pinned near slot 232b not expandable part.As Figure 16 is shown clearly in, dotted line 410 represents the seam being used for being fixed to by pipe 400 on air bag 200.
In another preferred embodiment, first the end 204 of air bag 200 is positioned at around the enlarged end 260 of dead bolt 30; Thereafter, the end 404 of pipe 400 is positioned at around end 204.By holder 261, end 404 and end 204 are fixed on dead bolt 30.Should be realized that, safety strap 51 still can slide relative to air bag.This preferably relation is described in fig. 8.As shown in Figure 16, the end 406 of outer sleeve 400 can be pinned to, sew up or otherwise be fixed to the not expandable end of air bag.Equally, as shown in Figure 16, the end 406 of pipe 400 is positioned at the portion being positioned at pipe 400 of safety strap 51 and air bag 200.The end 406 of pipe 400 can be moved towards with away from D-ring normally used in belt system or spoke guiding piece 70.Along with the past of time, if not protection, the continuous contact of air bag and D-ring can cause the wearing and tearing of air bag on end 406.
In order to reduce the wearing and tearing of end 406, on end 406, cover has the collar 420 of hollow.In cross-section, the shape of the collar 420 is flattened into microscler or oval, thus closely conform to the cross-sectional plane of folding air bag 200,200 '.The collar 420 shown in Figure 17.The collar 420 comprises tubulose connector part 422.This connector part 422 is also columniform, hollow and ellipse, and in the end 406 being positioned at outer tube 400 or around, thus protection end 406.In figure 16 the collar 420 is roughly shown.When swelling gasbag 200, pipe 400 separates with the collar 420, and this collar 420 is Cheng Huan around safety strap 51 still.By sewing up, bonding, weld, the collar 420 is fixed to (usually, the same with air bag, pipe is made up of poly-mer or copolymer) on end 406.
Briefly with reference to Fig. 1 and 18.Fig. 1 illustrates the system 20 being in its fastening (buckled-up) position.Although not shown occupant, should be realized that, in this position, system 20 protects occupant by the mode the same with any traditional three-point-type safety belt system.In this position, the chest that occupant crossed by the air bag 200,200 ' in any balloon embodiment described herein and outer tube 400 and shoulder belt 52 extends.Under this orientation, this upper torso being combined as occupant provides protection.For the collision that air bag is not activated, provide this protection primarily of shoulder belt 52.Waistband 54 generally can be crossed the buttocks of occupant and stop occupant's forward slip in seat.As the above-mentioned, any air bag 200,200 ' etc. disclosed herein is configured to move relative to safety strap 51, and composition graphs 1 and 18 explains this feature.
In figure 18, dead bolt 30 and bracelet 40 depart from.Taking-up device 60 starts safety strap 51 to be again wound on the bobbin in taking-up device 60.When again reeling safety strap 51, dead bolt 30 together with folding air bag 200,200 ', there is inner tube 500, the pipe 400(of 510 is if you are using) and safety strap 51 upwards move towards D-ring 70.By arrow 440, the inwardly this of safety strap, air bag and sleeve pipe and motion are upwards shown.In addition, when dead bolt moves in the above described manner, under the effect of the recoil elastic force (rewindspring) of taking-up device, safety strap 51 also slides by air bag 200.Consider the low frictional contact surface of use, do not suppress safety strap to pass the slip of air bag; Air bag remains fixed on dead bolt 30.In some moment, the end 406 of pipe 400 or the alternatively collar 420 will encounter D-ring 70.Because safety strap 51 is thrown off from air bag and pipe 400, safety strap 51 will continue to slide in air bag and pipe 400, until all safety strap 51 have been wound on around the bobbin of taking-up device.Now, be that the dead bolt 30 of slip dead bolt along safety strap 51 slide downward, and can terminate in stop mechanism 411(for traditional belt system as mentioned above) place.In the prior art, this stop mechanism 411 is formed as the button penetrating safety strap 51 or other encumbrance.Now, safety strap 51, air bag 200 and pipe 400 are in their respective stoppings or stowed position, this position and the dotted line rough alignment extending to taking-up device 60 position from D-ring 70.
When again expecting safety strap 51, air bag and pipe to be positioned at around occupant, occupant will catch dead bolt 30 or outer tube, be repositioned onto dead bolt closer to bracelet, and this dead bolt is inserted bracelet.In this case, from taking-up device pull-out safety strap 51.Slot 44 by dead bolt 30 slides and passes through folding air bag and outer tube 400 slides by safety strap 51.
During emergency situation, activate aerator 80, make air bag 200 or 200 ' start to expand.Along with air bag 200,200 ' expands, and pipe 400 breaks along easy broken edge seam 402.The air bag expanded will be position roughly shown in Figure 19.In this embodiment, air bag props up occupant and is positioned to the outside that safety strap 51 is positioned at the air bag of expansion.As seen from each accompanying drawing, the safety strap 51 near dead bolt 30 is positioned at the below of the neck 204 of air bag, closer to buttocks in occupant, thus protection occupant.According to the structure of sliding part (slip) 232, near occupant outer shoulder safety strap can below the rearward end of air bag or above.
Referring now to Figure 20-23E, it illustrates interchangeable embodiment of the present invention.In this embodiment, use the air bag 200a shown in Fig. 7 A, but also can use any air bag 200,200 '.In this embodiment, as shown in Figure 20, there is the pipe of low friction coefficient, sleeve pipe or groove 500 or 510 through clasp, and enter and leave each slit 232,232a and/or 232b of air bag 200a.As mentioned, also sleeve pipe 500 and/or 510 is called interior pipe, sleeve pipe or groove.After by airbag fold to its vicinity, also arbitrary sleeve pipe is inserted outer tube 400.Each sleeve pipe 500 and 510 is flexible, and thus, when air bag expands, sleeve pipe can bend around its longitudinal axis.Preferably, the enough rigidity of each sleeve pipe, therefore, when by put in inside it end face and bottom surface 512 and 514 time, it can not be collapsed.Arbitrary pipe also just can be rigid enough to and can not be compressed when the sidepiece 516 and/or 518 power being put on it is to play constriction effect to safety strap.
In the embodiment shown in Figure 22 and 23, sleeve pipe 500 has unlimited cross-sectional plane, and as having U-type or v-shaped, and sleeve pipe 510 has closed cross-sectional plane.Two sleeve pipes are all relatively flat, thus conform to the flat flat ellipse of safety strap or microscler shape, with reference to figure 23C.Preferably, sleeve pipe to be positioned over as mentioned above on air bag or in air bag after, insert safety strap 51 by arbitrary sleeve pipe 500 or 510.Can be susceptible to, available low-friction material as teflon, HDPE, nylon or even polypropylene manufacture arbitrary sleeve pipe, thus allow safety strap 51 easily through there slide.By selecting suitable material or the thickness of various piece by controlling pipe, as the thickness of sidepiece 516 and 518 or top and bottom 512 and 514, obtain the physical features of the above-mentioned expectation mentioned.
Figure 23 D is the independent planar view of sleeve pipe 500.Should be appreciated that, sidepiece 516 and 518 can be uniform conformability (consistency), all flat and be not included in any opening shown in version or the slot 520 of the sleeve pipe 510 shown in these figure in this way.Sleeve pipe 510 comprises multiple slot or groove 520, and they extend to top or bottom 512 and 514 or there close usually.Perimeter 515 and 517 close to the end of the sidepiece 516 of sleeve pipe 510 does not need to comprise slot.The end sections 515 and 517 with slotless can make more easily sleeve pipe 500 or 510 to be fixed to air bag or be fixed to dead bolt (in this case, sleeve pipe needs long enough, thus reaches dead bolt pipe or comprise extension, such as, a section of safety strap).These slots 520 make sleeve pipe 510 more easily bend along its longitudinal axis.Position shown in embodiment, the sidepiece 516 with slot 520, towards occupant, makes interior pipe, sleeve pipe or groove 510 bend around the air bag expanded, and is out of shape when occupant loads air bag.Also can be passed through sidepiece 518 and form slot.Also slot can be formed in sleeve pipe 500.In the embodiment shown in Figure 18 and 19, most of parts of safety strap 51 are placed in the outside of air bag.
Certainly, when not departing from its category, a lot of change in the embodiment of foregoing description of the present invention and remodeling can be performed.Therefore, the scope only by appending claims limits this scope.
According to its description provided herein, the change in the present invention is all possible.When the object in order to explain principals illustrates some typical embodiment and details, those skilled in the art will be obviously visible, when not departing from the category of theme, can make multiple change and remodeling here.Therefore, should be appreciated that, can make a change in the embodiment of the concrete description in the of the present invention complete preset range such as defined by following appending claims.
Claims (18)
1. a safety restraint system, described safety restraint system has safety strap and expandable air bag, described bladder configurations becomes to allow described air bag to do relative movement along the length of described safety strap, described air bag comprises the first and second relative face sheet, described first face sheet comprises the clasp receiving safety strap, and described bladder configurations becomes to make relative sliding along the length of described safety strap; Wherein, described second face sheet has the clasp aimed at the described clasp of described first face sheet, described first and second face sheet have the slit or slot that cut out on each side of the clasp of their correspondences, the slit of the correspondence of two face sheet or the periphery of slot are stitched together or otherwise fix, to seal described air bag, and described safety strap is through the clasp formed by the corresponding part of described first and second face sheet, thus described safety strap is fixed to described air bag, and described safety strap and air bag can relative to each other move.
2. safety restraint system according to claim 1, is characterized in that, described air bag has three or more the described clasps formed by the corresponding part of described first and second face sheet, and described safety strap passes described clasp and is kept.
3. safety restraint system according to claim 2, is characterized in that, described air bag has smooth surface in the position at described safety strap place, so that described air bag slides along described safety strap.
4. safety restraint system according to claim 1, is characterized in that, the described clasp formed by the corresponding part of described first and second face sheet has the smooth surface for contacting with described safety strap.
5. safety restraint system according to claim 1, is characterized in that, described safety restraint system also comprises inner sleeve, described inner sleeve is low-friction material, and be fixed to described air bag along the not expandable part of described air bag, wherein, described safety strap slides in described sleeve pipe.
6. safety restraint system according to claim 5, is characterized in that, described casing buckling becomes the shape of " V " or " U ".
7. safety restraint system according to claim 5, is characterized in that, described sleeve pipe is the pipe that side closes.
8. safety restraint system according to claim 5, is characterized in that, described sleeve pipe is groove.
9. safety restraint system according to claim 5, is characterized in that, the material of described sleeve pipe is teflon sheet or other smooth plastics or weaving material.
10. safety restraint system according to claim 1, is characterized in that, described air bag has the narrow neck extended to dead bolt in pipe form, guides expanding gas to carry out air bag described in filling by described neck.
11. safety restraint system according to claim 10, is characterized in that, by the region attachment near described neck or described neck to described safety strap.
12. safety restraint system according to claim 1, is characterized in that, also comprise outer tube, and make described safety strap by described air bag Cheng Huan, and described air bag is positioned in described outer tube after the folded lengthwise along described air bag is around described safety strap.
13. safety restraint system according to claim 12, is characterized in that, the described outer tube length had along described outer tube extends to the easy broken edge of each end of described outer tube.
14. safety restraint system according to claim 13, is characterized in that, one or two end of described outer tube are sewed up or is otherwise fixed to described air bag or described air bag and dead bolt or described dead bolt.
15. safety restraint system according to claim 13, is characterized in that, air bag has narrow end, and described narrow end is positioned at around the enlarged end of dead bolt, and two ends of described outer tube and air bag are fixed to described dead bolt by holder.
16. safety restraint system according to claim 13, is characterized in that, two of described outer tube ends are pinned to, are sewn onto or are otherwise fixed to the not expandable end of described air bag.
17. safety restraint system according to claim 16, is characterized in that, an end of described outer tube can be moved towards with away from the D-ring of described constrained system or conduit spoke guiding piece.
18. safety restraint system according to claim 17, is characterized in that, are fixed to by the collar of hollow and cover the described end of described outer tube or be placed on described end, with anti-wear.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US40767810P | 2010-10-28 | 2010-10-28 | |
US61/407,678 | 2010-10-28 | ||
PCT/US2011/058082 WO2012058422A1 (en) | 2010-10-28 | 2011-10-27 | Single retractor inflatable belt system |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103313881A CN103313881A (en) | 2013-09-18 |
CN103313881B true CN103313881B (en) | 2016-04-20 |
Family
ID=44999896
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201180051910.7A Expired - Fee Related CN103313881B (en) | 2010-10-28 | 2011-10-27 | Single retractor inflatable belt system |
Country Status (5)
Country | Link |
---|---|
US (1) | US8882141B2 (en) |
EP (1) | EP2632774B1 (en) |
KR (1) | KR101806590B1 (en) |
CN (1) | CN103313881B (en) |
WO (1) | WO2012058422A1 (en) |
Families Citing this family (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9199599B2 (en) * | 2012-01-11 | 2015-12-01 | Takata Corporation | Passenger protection device |
US9511866B2 (en) | 2012-03-19 | 2016-12-06 | Amsafe, Inc. | Structure mounted airbag assemblies and associated systems and methods |
US8523220B1 (en) | 2012-03-19 | 2013-09-03 | Amsafe, Inc. | Structure mounted airbag assemblies and associated systems and methods |
CN103507743A (en) * | 2012-06-27 | 2014-01-15 | 深圳市比亚迪汽车有限公司 | Car safety belt |
CN103507747A (en) * | 2012-06-27 | 2014-01-15 | 比亚迪股份有限公司 | Car safety belt |
US8746735B2 (en) * | 2012-07-17 | 2014-06-10 | Be Aerospace, Inc. | Inflatable shoulder harness assembly for an aircraft seat |
JP5643281B2 (en) * | 2012-11-29 | 2014-12-17 | トヨタ自動車株式会社 | Child seats and harness covers for vehicles |
KR20140071011A (en) * | 2012-12-03 | 2014-06-11 | 현대자동차주식회사 | Air bag cushion for seat belt |
JP5979111B2 (en) * | 2013-09-30 | 2016-08-24 | 豊田合成株式会社 | Crew protection device |
DE202013009119U1 (en) * | 2013-10-15 | 2015-01-19 | GM GLOBAL TECHNOLOGY OPERATION LLC (n. d. Ges. d. Staates Delaware) | Retaining device for a vehicle occupant |
JP6113063B2 (en) * | 2013-12-04 | 2017-04-12 | 株式会社東海理化電機製作所 | Seat belt device |
US9221415B2 (en) * | 2014-02-19 | 2015-12-29 | Ford Global Technologies, Llc | Method of assembling and packing an automotive airbag |
JP2016002822A (en) * | 2014-06-14 | 2016-01-12 | タカタ株式会社 | Occupant restraint device |
US9352839B2 (en) | 2014-10-02 | 2016-05-31 | Amsafe, Inc. | Active positioning airbag assembly and associated systems and methods |
US9944245B2 (en) | 2015-03-28 | 2018-04-17 | Amsafe, Inc. | Extending pass-through airbag occupant restraint systems, and associated systems and methods |
CN107428308A (en) | 2015-04-11 | 2017-12-01 | Am-安全公司 | Active air bags system |
JP6576679B2 (en) * | 2015-04-28 | 2019-09-18 | Joyson Safety Systems Japan株式会社 | Air belt and air belt device |
CN105172742B (en) * | 2015-08-08 | 2018-07-10 | 王清平 | A kind of driver's safety belt |
CN105253091A (en) * | 2015-10-22 | 2016-01-20 | 成都易默生汽车技术有限公司 | Pre-protection safety belt use method |
DE102015016347A1 (en) * | 2015-12-17 | 2017-06-22 | Autoliv Development Ab | Airbag device for a motor vehicle, and airbag cushion for an airbag device |
US10308205B2 (en) * | 2016-01-06 | 2019-06-04 | Autoliv Asp, Inc. | Safety restraint system with an airbag having an inflatable pelvis restraint portion and related method |
US10604259B2 (en) | 2016-01-20 | 2020-03-31 | Amsafe, Inc. | Occupant restraint systems having extending restraints, and associated systems and methods |
KR101634303B1 (en) * | 2016-02-01 | 2016-07-11 | 한국씨티에스주식회사 | Fever chair with carbon fiber heating element |
EP3935980A1 (en) * | 2016-02-29 | 2022-01-12 | Active Protective Technologies, Inc. | Airbag actuator mounted in a custom buckle for personal impact protection systems |
US9849855B1 (en) | 2016-06-01 | 2017-12-26 | Ford Global Technologies, Llc | Seatbelt airbag assembly |
JP6913508B2 (en) * | 2017-05-22 | 2021-08-04 | Joyson Safety Systems Japan株式会社 | Airbag device and seat belt device |
US10518739B2 (en) * | 2018-01-15 | 2019-12-31 | Ford Global Technologies, Llc | Seatbelt assembly |
US10940820B2 (en) | 2019-06-04 | 2021-03-09 | Ford Global Technologies, Llc | Seatbelt assembly including airbag |
KR20210155255A (en) * | 2020-06-15 | 2021-12-22 | 현대자동차주식회사 | Air bag device |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3820842A (en) * | 1972-11-17 | 1974-06-28 | Allied Chem | Slip tongue with inflator band |
US5794971A (en) * | 1992-09-04 | 1998-08-18 | Double Eagle, Ltd., Inc. | Portable air bag |
JP2002513353A (en) * | 1997-01-17 | 2002-05-08 | ユニヴァーサル プロパルジョン コムパニー インコーポレーテッド | Seat belts and belt adapters for small passenger seats in automobiles |
GB2390338A (en) * | 2002-07-03 | 2004-01-07 | Autoliv Dev | Airbag to be mounted on the lap strap of a seat belt |
GB2408241A (en) * | 2003-11-21 | 2005-05-25 | Autoliv Dev | A seatbelt arrangement with an air bag |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5863065A (en) | 1992-09-04 | 1999-01-26 | Double Eagle Ltd, Inc. | Portable passenger air bag |
DE4306528A1 (en) | 1993-03-03 | 1994-09-08 | Heel Klaus Dipl Ing Designer F | Retro-fittable air bag for safety belts |
US5472231A (en) * | 1994-04-25 | 1995-12-05 | France; John J. | Retrofit airbag system for vehicles |
US5466003A (en) * | 1994-06-30 | 1995-11-14 | Takata Corporation | Inflatable seat belt having bag filter |
US5465999A (en) * | 1994-06-30 | 1995-11-14 | Takata Corporation | Inflatable seat belt having defined shape |
JPH1178775A (en) * | 1997-09-02 | 1999-03-23 | Takata Kk | Air belt device |
DE69938022T2 (en) * | 1998-06-09 | 2008-05-08 | Takata Corp. | Chain compound for cover for inflatable safety belt |
EP1087878B1 (en) * | 1998-06-18 | 2004-08-25 | Universal Propulsion Company, Inc. | Belt system with inflatable section within an outer belt section and method of restraint |
US20020125701A1 (en) * | 1998-06-18 | 2002-09-12 | Alex Devonport | Inflator for safety belt movable within inflator guide structure |
US6378898B1 (en) * | 1999-06-09 | 2002-04-30 | The B.F. Goodrich Company | Inflatable air bag for an inflatable restraint system |
JP4674832B2 (en) * | 2000-12-14 | 2011-04-20 | タカタ株式会社 | Air belt in inflatable seat belt device and inflatable seat belt device using this air belt |
US6533315B2 (en) * | 2001-07-17 | 2003-03-18 | Trw Vehicle Safety Systems Inc. | Tongue assembly and buckle for inflatable seat belt |
DE20216129U1 (en) * | 2002-10-18 | 2003-03-06 | Altmann Hannelore | Safety belt for motor vehicle occupant, has gas filled padding extending over length of belt |
US6951350B2 (en) * | 2003-02-24 | 2005-10-04 | Universal Propulsion Company, Inc. | Seatbelt airbag |
US7322603B2 (en) * | 2005-06-29 | 2008-01-29 | Takata Seat Belts, Inc. | Seat belt system including an airbag |
HUE026212T2 (en) | 2008-06-20 | 2016-05-30 | Ford Global Tech Llc | Inflatable seat belt system |
DE102010013088A1 (en) * | 2010-02-24 | 2011-08-25 | SCHROTH Safety Products GmbH, 59757 | Restraint system with adjustable airbag |
DE102010022010A1 (en) * | 2010-05-25 | 2011-12-01 | Constantin Georgi | Belt airbag system for use in e.g. front region of all types of vehicle, has safety belt whose fixing point or turning point is provided at upper side or lower side of belt of location i.e. seat portion, of vehicle |
-
2011
- 2011-10-27 KR KR1020137011251A patent/KR101806590B1/en active IP Right Grant
- 2011-10-27 US US13/881,257 patent/US8882141B2/en not_active Expired - Fee Related
- 2011-10-27 WO PCT/US2011/058082 patent/WO2012058422A1/en active Application Filing
- 2011-10-27 CN CN201180051910.7A patent/CN103313881B/en not_active Expired - Fee Related
- 2011-10-27 EP EP11785191.5A patent/EP2632774B1/en not_active Not-in-force
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3820842A (en) * | 1972-11-17 | 1974-06-28 | Allied Chem | Slip tongue with inflator band |
US5794971A (en) * | 1992-09-04 | 1998-08-18 | Double Eagle, Ltd., Inc. | Portable air bag |
JP2002513353A (en) * | 1997-01-17 | 2002-05-08 | ユニヴァーサル プロパルジョン コムパニー インコーポレーテッド | Seat belts and belt adapters for small passenger seats in automobiles |
GB2390338A (en) * | 2002-07-03 | 2004-01-07 | Autoliv Dev | Airbag to be mounted on the lap strap of a seat belt |
GB2408241A (en) * | 2003-11-21 | 2005-05-25 | Autoliv Dev | A seatbelt arrangement with an air bag |
Also Published As
Publication number | Publication date |
---|---|
US8882141B2 (en) | 2014-11-11 |
KR101806590B1 (en) | 2018-01-10 |
WO2012058422A1 (en) | 2012-05-03 |
EP2632774B1 (en) | 2017-02-22 |
CN103313881A (en) | 2013-09-18 |
KR20130120475A (en) | 2013-11-04 |
EP2632774A1 (en) | 2013-09-04 |
US20130221642A1 (en) | 2013-08-29 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN103313881B (en) | Single retractor inflatable belt system | |
US7604253B2 (en) | Air belt apparatus | |
US7896390B2 (en) | Air belt system | |
US7708311B2 (en) | Airbag for front passenger's seat | |
JP2004256099A (en) | Seat belt airbag | |
US8146946B1 (en) | Restraint adjustment apparatus, method and system | |
US7708312B2 (en) | Three-point safety belt system with integral air bag | |
JP4735078B2 (en) | Occupant restraint belt and occupant restraint device | |
JP5446657B2 (en) | Air belt and air belt device | |
JP2007008219A (en) | Occupant restraint system | |
JP2010241157A (en) | Airbag system for vehicle | |
JP5113731B2 (en) | Jacket with airbag | |
JP5915481B2 (en) | Airbag device | |
US7398995B2 (en) | Air belt | |
US7922195B2 (en) | Vehicle occupant restraint system | |
JP3888009B2 (en) | Air belt and air belt device | |
JP3767173B2 (en) | Air belt bag | |
JP6441093B2 (en) | Air belt device | |
JP2008056030A (en) | Air belt and air belt device | |
JP2000006755A (en) | Connected body of air belt and tongue, and connected body of air belt and webbing | |
JP2002002442A (en) | Air belt member | |
JPH0752736A (en) | Expansive structural body of seat belt device | |
JP5007705B2 (en) | Air belt and air belt device | |
JP6434738B2 (en) | Seat belt and seat belt device | |
JP6300636B2 (en) | Webbing device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160420 |